| Équations équilibrées la veille |
HCOH + 2 Cu(OH)2 = HCOOH + Cu2O + 2 H2O
CUCO3(s) = CUO(s) + CO2(g) =>
CUCO3(s) = CUO(s) + CO2(g)
MgH2SO4 = MgSO4 + H =>
MgH2SO4 = MgSO4 + 2 H
Cu(IO3)2 = Cu + IO3 =>
Cu(IO3)2 = Cu + 2 IO3
CaCl2(aq) + NaNO3(aq) = Ca(NO3)2(aq) + NaCl(aq) =>
CaCl2(aq) + 2 NaNO3(aq) = Ca(NO3)2(aq) + 2 NaCl(aq)
HCOOH + Ca = (HCOO)Ca + H2 =>
2 HCOOH + 2 Ca = 2(HCOO)Ca + H2
Co(HCO3)3 = Co2(CO3)3 + H2O + CO2 =>
2 Co(HCO3)3 = Co2(CO3)3 + 3 H2O + 3 CO2
NO3 + H2 = NH3 + H2O =>
2 NO3 + 9 H2 = 2 NH3 + 6 H2O
Al(NO3)3 = Al + NO3 =>
Al(NO3)3 = Al + 3 NO3
(NH4)2S = NH4 + S =>
(NH4)2S = 2 NH4 + S
H2C2O4 + Ca(OH)2 = CaC2O4 + H2O =>
H2C2O4 + Ca(OH)2 = CaC2O4 + 2 H2O
Cd + HCl = CdCl2 + H2 =>
Cd + 2 HCl = CdCl2 + H2
CoCl2H12O6 + NH4Cl + NH4OH + H2O2 = CoN6H18Cl3 + H2O =>
2 CoCl2H12O6 + 2 NH4Cl + 10 NH4OH + H2O2 = 2 CoN6H18Cl3 + 24 H2O
(K3)PO4 + Sr(NO3)2 = KNO3 + (Sr)3(PO4)2 =>
2(K3)PO4 + 3 Sr(NO3)2 = 6 KNO3 + (Sr)3(PO4)2
Bi(NO3)3*5H2O + NH4VO3 = BiVO4 + NH4NO3 + HNO3 + H2O =>
Bi(NO3)3*5H2O + NH4VO3 = BiVO4 + NH4NO3 + 2 HNO3 + 4 H2O
K2HPO4 = K2O + P2O5 + H2O =>
2 K2HPO4 = 2 K2O + P2O5 + H2O
Al2O3 + NaOH + H2O = Na3[Al(OH)6] =>
Al2O3 + 6 NaOH + 3 H2O = 2 Na3[Al(OH)6]
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
SO + H2O = H2S + O2 =>
SO + H2O = H2S + O2
KMnO4 + FeSO4 + H2O = MnO2 + FeOHSO4 + KOH =>
KMnO4 + 3 FeSO4 + 2 H2O = MnO2 + 3 FeOHSO4 + KOH
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + PbSO4 =>
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + PbSO4
P2O5 + CO = P4 + CO2 =>
2 P2O5 + 10 CO = P4 + 10 CO2
Cr + Cu{2+} = Cr{3+} + Cu =>
2 Cr + 3 Cu{2+} = 2 Cr{3+} + 3 Cu
Fe(NO3)2 + H2O = Fe(OH)NO3 + HNO3 =>
Fe(NO3)2 + H2O = Fe(OH)NO3 + HNO3
KNO3 + HCl = KCl + HNO3 =>
KNO3 + HCl = KCl + HNO3
Pb(CH3COO)2 + Na2S + CaCl2 = PbS2 + Ca(CH3COO) + NaCl =>
Pb(CH3COO)2 + 2 Na2S + 2 CaCl2 = PbS2 + 2 Ca(CH3COO) + 4 NaCl
P + KMnO4 + H2SO4 = P2O5 + MnSO4 + K2SO4 + H2O =>
2 P + 2 KMnO4 + 3 H2SO4 = P2O5 + 2 MnSO4 + K2SO4 + 3 H2O
HCOOH + NaOH = NaHCOO + H2O =>
HCOOH + NaOH = NaHCOO + H2O
Ag + Fe2O3 = Ag2O + Fe =>
6 Ag + Fe2O3 = 3 Ag2O + 2 Fe
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4 =>
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4
CoCl2*6H2O + NH4Cl + NH3 + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6]Cl3 + 14 H2O
Fe3P + HNO3 = Fe(NO3)3 + H3PO4 + NO + H2O =>
3 Fe3P + 41 HNO3 = 9 Fe(NO3)3 + 3 H3PO4 + 14 NO + 16 H2O
MnO4{-} + H2S + H{+} = Mn{+} + S + H2O =>
MnO4{-} + 3 H2S + 2 H{+} = Mn{+} + 3 S + 4 H2O
H2O + KCl + Br2 = HBr + KClO3 =>
3 H2O + KCl + 3 Br2 = 6 HBr + KClO3
Si(OH)4 + HF = H2SiF6 + H2O =>
Si(OH)4 + 6 HF = H2SiF6 + 4 H2O
BaCl2(aq) + Al2(SO4)3 = BaSO4(s) + AlCl3(aq) =>
3 BaCl2(aq) + Al2(SO4)3 = 3 BaSO4(s) + 2 AlCl3(aq)
P2O4 + H2O = H3PO4 + H2 =>
P2O4 + 4 H2O = 2 H3PO4 + H2
BaSO3 + H = Ba + H2O + SO2 =>
BaSO3 + 2 H = Ba + H2O + SO2
K2SO4 + NiBr2 = NiSO4 + KBr =>
K2SO4 + NiBr2 = NiSO4 + 2 KBr
H2O2 + ClO2 = HClO2 + O2 =>
H2O2 + 2 ClO2 = 2 HClO2 + O2
K2SiO3 + HF = KF + SiF4 + H2O =>
K2SiO3 + 6 HF = 2 KF + SiF4 + 3 H2O
Co2 + HNO3 = Co(NO3)2 + NO + H2O =>
3 Co2 + 16 HNO3 = 6 Co(NO3)2 + 4 NO + 8 H2O
C12H22O11(s) + H2O(l) = CH3CH2OH(l) + CO2(g) =>
C12H22O11(s) + H2O(l) = 4 CH3CH2OH(l) + 4 CO2(g)
Cr2(SO3)3 + H2SO4 = Cr2(SO4)3 + H2SO3 =>
Cr2(SO3)3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2SO3
H2O + HONH2 = H3O + HONH =>
H2O + HONH2 = H3O + HONH
HCl + SO4 = HClSO4 =>
HCl + SO4 = HClSO4
Mg + O3 = MgO2 =>
3 Mg + 2 O3 = 3 MgO2
Sn + KOH + H2O = K2Sn(OH)6 + H2 =>
Sn + 2 KOH + 4 H2O = K2Sn(OH)6 + 2 H2
P2S5 + O2 = P2O5 + SO2 =>
2 P2S5 + 15 O2 = 2 P2O5 + 10 SO2
MgBr2 + KF = MgBr2KF =>
MgBr2 + KF = MgBr2KF
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